src/diagnostics/config/sampler/block.json5

{
    project_id: 3676913920,

    // TODO(https://fxbug.dev/578582286): If a device has multiple matching drivers (e.g. SD card
    // + UFS) or after a driver restart, Sampler may incorrectly compare counters across drivers.
    data_sets: [
        {
            metrics: [
                {
                    event_codes: [
                        "BLOCK_READ",
                    ],
                    metric_name: "block_operation_events",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.read.count",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.read.count",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.read.count",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.read.count",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_WRITE",
                    ],
                    metric_name: "block_operation_events",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.write.count",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.write.count",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.write.count",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.write.count",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_FLUSH",
                    ],
                    metric_name: "block_operation_events",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.flush.count",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.flush.count",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.flush.count",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.flush.count",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_TRIM",
                    ],
                    metric_name: "block_operation_events",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.trim.count",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.trim.count",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.trim.count",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.trim.count",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_READ",
                    ],
                    metric_name: "block_operation_kibibytes",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.read.kib",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.read.kib",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.read.kib",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.read.kib",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_WRITE",
                    ],
                    metric_name: "block_operation_kibibytes",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.write.kib",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.write.kib",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.write.kib",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.write.kib",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_FLUSH",
                    ],
                    metric_name: "block_operation_kibibytes",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.flush.kib",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.flush.kib",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.flush.kib",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.flush.kib",
                    ],
                },
                {
                    event_codes: [
                        "BLOCK_TRIM",
                    ],
                    metric_name: "block_operation_kibibytes",
                    metric_type: "Occurrence",
                    selector: [
                        "bootstrap/*-drivers\\:*:[name=ftl]root/ftl:block.trim.kib",
                        "bootstrap/*-drivers\\:*:[name=sdmmc]root/sdmmc_core:block.trim.kib",
                        "bootstrap/*-drivers\\:*:[name=ufs]root/ufs:block.trim.kib",
                        "bootstrap/*-drivers\\:*:[name=virtio-block]root/virtio_block:block.trim.kib",
                    ],
                },
            ],
            poll_rate_sec: 1800,
        },
    ],
}